How Not to Show a Growth in Income Inequality

The Internal Revenue Service(IRS) recently released a preliminary report on the taxes and income for 2010. CNN took the data from this report in conjunction with the same report from the IRS for 2009 to analyze the growth in income inequality in a report titled “Income goes up…especially for the rich.” The report contains statements […]

Graphic Visualization 101

In my last post I talked about the report from the Partnership for Public Service. Today I want to look at just one of the data visualizations in the report as it is a textbook example of how not to present data. The report presents some of the data that I talked about in that […]

Bad Science

An interesting post of a talk at Strata 2012 by Dr. Ben Goldacre on Statistical Analysis.